EEG Waves Flashcards
1
Q
DISAPPEARS when a patient’s eye is OPEN
A
Alpha
2
Q
Awake, aroused, alert state
Eyes open or during REM SLEEP
A
Beta
3
Q
Early stage of slow wave sleep
Brain disorders and degenerative brain states
A
Theta
4
Q
Stage 3 NREM sleep
Organic brain disease
Infants
A
Delta
5
Q
REM SLEEP (Paradoxical Sleep)
more difficult to arouse by sensory stimuli
BETA waves
A
(+) active dreaming
occurs every 90 mins of slow wave sleep
increased brain metabolism decreased muscle tone pupillary constriction active body movements irregular BP, HR, RR penile erection rapid eye movements
6
Q
SLOW WAVE SLEEP (NREM SLEEP)
A
dreamless or unremembered dreams
difficult to arouse by sensory stimuli
7
Q
DECREASES duration of REM sleep
A
age
alcohol
benzodiazepines
amphetamine
